(19)
(11) EP 1 127 382 A1

(12)

(43) Date of publication:
29.08.2001 Bulletin 2001/35

(21) Application number: 99956823.1

(22) Date of filing: 01.11.1999
(51) International Patent Classification (IPC)7H01M 8/24, H01M 8/00, H01M 8/04
(86) International application number:
PCT/US9925/635
(87) International publication number:
WO 0026/983 (11.05.2000 Gazette 2000/19)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 02.11.1998 US 184630

(71) Applicant: ZTEK Corporation
Waltham, MA 02451 (US)

(72) Inventor:
  • HSU, Michael, S.
    Lincoln, MA 01773 (US)

(74) Representative: Lock, Graham James 
Fry Heath & Spence,The Old College,53 High Street
Horley,Surrey RH6 7BN
Horley,Surrey RH6 7BN (GB)

   


(54) FUEL CELL STACKS FOR ULTRA-HIGH EFFICIENCY POWER SYSTEMS